function drawChartTreatmentsPerAuthor() {
  var chartData = google.visualization.arrayToDataTable([
    ['Series', 'Number of Treatments'],
    ['Carreiro-Silva, M. & Ocaña, O. & Stankovic´, D & Sampaio, Í', 3],
    ['Fujii, Takuma & Reimer, James Davis', 1],
    ['Kise, Hiroki & Fujii, Takuma & Masucci, Giovanni Diego', 4],
    ['Kise, Hiroki & Montenegro, Javier & Santos, Maria E. A.', 8],
    ['Kise, Hiroki & Nishijima, Miyuki & Iguchi, Akira', 2],
    ['Kise, Hiroki & Obuchi, Masami & Reimer, James Davis', 2],
    ['Low, Martyn E. Y. & Reimer, James Davis', 1],
    ['Low, Martyn E. Y. & Sinniger, Frederic & Reimer, James Davis', 14],
    ['Reimer, James & Fujii, Takuma', 4],
    ['Reimer, James D. & Poliseno, Angelo & Hoeksema, Bert W.', 5],
    ['Sinniger, Frederic & Ocaña, Oscar & Baco, Amy', 5],
    ['Swain, Timothy D.', 5],
    ['Swain, Timothy D. & Swain, Laura M.', 7]
  ]);
  var chartOptions = {
    pieHole: 0,
    title: 'Treatments per Author (n=61)',
    fontSize: 'automatic',
    doWeHaveDanglingCommas: 'No ;-)'
  };
  if (window.customizeGoogleChartOptions)
    customizeGoogleChartOptions(chartOptions, 'TreatmentsPerAuthor', 'pie', 13, 0);
  var chart = new google.visualization.PieChart(document.getElementById('chartDivTreatmentsPerAuthor'));
  chart.draw(chartData, chartOptions);
}
google.load('visualization', '1', {'packages': ['corechart']});
google.setOnLoadCallback(drawChartTreatmentsPerAuthor);